 var mySwiper = new Swiper('.swiper', {
 	autoplay: true,//可选选项，自动滑动
	loop: true,
	pagination: {
 	   el: '.swiper-pagination',
	   clickable :true,
 	},
 })
 
 for(i=0;i<mySwiper.pagination.bullets.length;i++){
   mySwiper.pagination.bullets[i].onmouseover=function(){
     this.click();
   };
 } 
 
 
 //如果你在swiper初始化后才决定使用clickable，可以这样设置
 mySwiper.params.pagination.clickable = true ;
 //此外还需要重新初始化pagination
 mySwiper.pagination.destroy()
 mySwiper.pagination.init()
 mySwiper.pagination.bullets.eq(0).addClass('swiper-pagination-bullet-active');